- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 53°5'18"N 3°29'41"W
- Eastings/Northings: 299974, 355620
- OS Grid: SH999556
- Mapcode Local: GBR 6J.9HHQ
- Mapcode Global: WH668.8MZQ
Location and coordinates are for the approximate centre of Marial Gwyn within this administrative area.
Geographic features and populated places may cross administrative borders.